DN15- DN150 (1/2" -6")
一片式全流法兰球阀 FULL PORT ONE-PIECE BALL VALVE FLANGE END 防爆中轴/全流BLOW-OUT PROOF STEM/ FULL PORT 带IS05211平台IS0 5211 MOUNTING DEVICE 适用温度范围TEMPERATURE RANGE: -20 to 180℃ 法兰尺寸参照FLANGE DIMENSIONS: EN 1092-1 PN16 ANSI B16.5 CLASS 150 检查测试TEST:EN-12266-1 API-59811 |
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